Home / Firmware / SM-G991U / USC

Firmware G991USQS9EWK1

Device Galaxy S21 5G

Model SM-G991U

Region USC

Country USA

OS Android 13

Release Date 11/2/2023

Upload Date 11/17/2023

PDA G991USQS9EWK1

CSC G991UOYN9EWK1

Changelist 27100863

Size 7610028847 bytes (approx. 7.1 GB)

USC CSC Breakdown

Network ID

NW01420

Network Name

U.S. Cellular

Network Country

United States of America

Network Bands

LTE 700 / LTE 850

Network ID

NW01421

Network Name

USC Test

Network Country

Network Bands

any

Network ID

NW01860

Network Name

U.S. Cellular

Network Country

United States of America

Network Bands

LTE 700 / LTE 850

Network ID

NW01927

Network Name

USC Test CDMA

Network Country

Network Bands

any